import java.util.Scanner;

public class Homework3 {
    public static void main(String[] args) {
        Scanner a = new Scanner(System.in);
        System.out.println("输入任意千克值");
        double num=a.nextInt();
        double num1=num/0.4535924;
        System.out.println("输出的英镑值为" + num1);
    }
}